Toluenesulfonate
甲苯磺酸盐
🗣️ 情景例句
Robbie, will you help me serve? Robbie
你能帮帮我吗？
Hi, Lucy. I'll take French and Economics.
你好，露西，我想选法语和经济。
Every year, several classes visit the factory.
每年都有好几个班去参观这家工厂。